Overview of services running on Port 465 TCP.
~3.48 Million IP addresses observed from May to December 2012
To get raw lists of the data go to Download. For an explanation of what this data is and how it was obtained, see Paper.

Servicename	Product	Count	Percent
ssl	SSLv3	3333162	95.865
smtp	Postfix smtpd	25499	0.733
smtp	rblsmtpd wrapped smtpd	24858	0.715
smtp		14378	0.414
no match	-/-	12931	0.372
http	nginx	12359	0.355
http		10132	0.291
ssl	TLSv1	7642	0.22
http	SonicWALL	6205	0.178
smtp	Exim smtpd	5431	0.156
smtp	Microsoft Exchange smtpd	4014	0.115
smtp	Sendmail	3255	0.094
smtp	Microsoft ESMTP	3115	0.09
chat	AIM or ICQ server	2380	0.068
ssl	Microsoft IIS SSL	1413	0.041
http	Apache	1215	0.035
smtp	MailEnable smptd	1118	0.032
http	lighttpd	876	0.025
smtp	Symantec Enterprise Security manager smtpd	693	0.02
smtp	Communigate Pro SMTP	470	0.014
http	AIM	395	0.011
smtp	Microsoft SMTP	318	0.009
http	Microsoft IIS httpd	294	0.008
http	a_63	284	0.008
ssh	OpenSSH	263	0.008
ssl	TLS	221	0.006
http	thttpd	220	0.006
http	Microsoft HTTPAPI httpd	159	0.005
http	GoAhead-Webs httpd	143	0.004
http	CCProxy	142	0.004
smtp	Citadel smtpd	132	0.004
smtp	MailEnable Enterprise smptd	113	0.003
http-proxy	Squid http proxy	113	0.003
http	Apache Tomcat/Coyote JSP engine	106	0.003
ssh		103	0.003
http	Boa HTTPd	94	0.003
msdtc	Microsoft Distributed Transaction Coordinator	90	0.003
smtp	IMail NT-ESMTP	87	0.003
http	Netwave IP camera http config	82	0.002
smtp	Microsoft Exchange 2010 smtpd	78	0.002
smtp	Alt-N MDaemon mail server	77	0.002
http	Avtech AVN801 network camera	75	0.002
vnc	VNC	65	0.002
telnet		63	0.002
smtp-proxy	ESET NOD32 anti-virus smtp proxy	62	0.002
smtp	ALT-N SecurityGateway smtpd	62	0.002
arcserve	ARCserve Discovery	58	0.002
smtp	Axigen smtpd	52	0.001
socks-proxy	CCProxy socks proxy	50	0.001
smtp	qmail smtpd	50	0.001
http	PDR-M800	50	0.001
ssh	Dropbear sshd	45	0.001
http	Hikvision-Webs	41	0.001
smtp	IceWarp smtpd	31	0.001
mysql	MySQL	30	0.001
http	mini_httpd	30	0.001
ftp	vsftpd	29	0.001
smtp	Lotus Domino smtpd	28	0.001
ftp	Microsoft ftpd	28	0.001
ssl	multi-vendor SSL	27	0.001
ftp	FileZilla ftpd	27	0.001
smtp	Merak Mail Server smtpd	26	0.001
smtp-proxy	UserGate smtp proxy	25	0.001
smtp	Kerio Connect smtpd	25	0.001
smtp	Barracuda Networks Spam Firewall smtpd	25	0.001
openvpn	OpenVPN	23	0.001
ftp	Serv-U ftpd	23	0.001
smtp	Novell GroupWise	21	0.001
directconnect	Direct Connect P2P	21	0.001
ftp		20	0.001
http	DrcomServer1.0	19	0.001
ftp	WS FTPd	19	0.001
smtp	Symantec Messaging Gateway smtpd	18	0.001
http	Mbedthis-Appweb	18	0.001
ftp	ProFTPD	18	0.001
smtp	XMail SMTP server	17	0.0
http	Gadspot/Avtech AV787 webcam http config	17	0.0
smtp	Messaging Architects M+ Extreme Email Engine smtpd	16	0.0
smtp	MDaemon smtpd	16	0.0
netbios-ssn		15	0.0
http	http server 1.0	15	0.0
http	GeoVision GeoHttpServer for webcams	15	0.0
pop3	MailEnable POP3 Server	14	0.0
http	uc-httpd	14	0.0
http-proxy	F5 BIG-IP load balancer http proxy	14	0.0
http	DVR Systems webcam http interface	14	0.0
http	Cross Web Server	14	0.0
vnc	RealVNC Enterprise	13	0.0
http	uTorrent WebUI	13	0.0
http	Indy	13	0.0
http	FlashCom	13	0.0
smtp	MailMarshal	12	0.0
ftp	Pure-FTPd	12	0.0
smtp	Tobit David.fx smtpd	11	0.0
smtp	Cisco PIX sanitized smtpd	11	0.0
xml		10	0.0
smtp	Mailtraq smtpd	10	0.0
http	AIM HTTP	10	0.0